How to calculate 3 or more successive discounts || Equivalent discount || Successive discount 3 time

How to calculate 3 or more successive discounts || Equivalent discount || Successive discount 3 time.

In this video learners are going to learn how to calculate 3 or more successive discounts. That is how to find the equivalent discount for 3 successive discounts, 4 successive discounts or more discounts. The discount calculation is shown in this video using formula and without formula. At first some example is given which are solved without formula. Then all that problems again solved using formula of 2 successive discounts, 3 successive discounts. The problems of successive discount 3 times first solve using 2 successive discount formula then direct formula for successive discount 3 times. Also for 4 successive discounts and more. The formula for 2 successive discounts used in this video is (x+y-(xy/100))% which is the value of single discount equivalent to successive discounts of x% and y% .
The solved problems are:
1. What is the value of single discount equivalent to successive discounts of 10% and 10%.
2. What is the value of single discount equivalent to successive discounts of 20% and 10% .
3. What is the value of single discount equivalent to successive discounts of 10% , 10% and 20% .
4. What is the value of single discount equivalent to successive discounts of 10%, 10% , 12% and 14% .

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